I'd be stuffing you'd be stuffing she'd be stuffing we'd be stuffing you'd be stuffing they'd be stuffing
Perfect
I should've stuffed you should've stuffed she should've stuffed we should've stuffed you should've stuffed they should've stuffed
V-ing perfect
I should've been stuffing you should've been stuffing she should've been stuffing we should've been stuffing you should've been stuffing they should've been stuffing
Negation
Simple form
I shouldn't stuff you shouldn't stuff she shouldn't stuff we shouldn't stuff you shouldn't stuff they shouldn't stuff
V-ing form
I shouldn't be stuffing you shouldn't be stuffing she shouldn't be stuffing we shouldn't be stuffing you shouldn't be stuffing they shouldn't be stuffing
Perfect
I shouldn't have stuffed you shouldn't have stuffed she shouldn't have stuffed we shouldn't have stuffed you shouldn't have stuffed they shouldn't have stuffed
V-ing perfect
I shouldn't have been stuffing you shouldn't have been stuffing she shouldn't have been stuffing we shouldn't have been stuffing you shouldn't have been stuffing they shouldn't have been stuffing
Interrogative form
Simple form
should I stuff? should you stuff? should she stuff? should we stuff? should you stuff? should they stuff?
V-ing form
should I be stuffing? should you be stuffing? should she be stuffing? should we be stuffing? should you be stuffing? should they be stuffing?
Perfect
should I have stuffed? should you have stuffed? should she have stuffed? should we have stuffed? should you have stuffed? should they have stuffed?
V-ing perfect
should I have been stuffing? should you have been stuffing? should she have been stuffing? should we have been stuffing? should you have been stuffing? should they have been stuffing?
Interro-negative form
Simple form
shouldn't I stuff? shouldn't you stuff? shouldn't she stuff? shouldn't we stuff? shouldn't you stuff? shouldn't they stuff?
V-ing form
shouldn't I be stuffing? shouldn't you be stuffing? shouldn't she be stuffing? shouldn't we be stuffing? shouldn't you be stuffing? shouldn't they be stuffing?
Perfect
shouldn't I have stuffed? shouldn't you have stuffed? shouldn't she have stuffed? shouldn't we have stuffed? shouldn't you have stuffed? shouldn't they have stuffed?
V-ing perfect
shouldn't I have been stuffing? shouldn't you have been stuffing? shouldn't she have been stuffing? shouldn't we have been stuffing? shouldn't you have been stuffing? shouldn't they have been stuffing?